Ann: Our classroom is not clean.
David: Yes. Let's clean the classroom.
Li Ming: OK. Let me clean the window.
Liu Xin: Let me clean the board and sweep the floor.
David: Hi, Ann! Let's clean the desks and chairs.
Ann: Good idea!
|
Let's clean the classroom. |
||||
|
floor |
desks and chairs |
board |
window |
|
|
Ann |
√ |
|||
|
Li Ming |
||||
|
Liu Xin |
||||
|
David |
||||
